%0 Journal Article %A Hoang, Giabao %A Ressler, Wendell %T Conjugacy Classes and Binary Quadratic Forms for the Hecke Groups %J Canadian mathematical bulletin %D 2013 %P 570-583 %V 56 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2012-020-x/ %R 10.4153/CMB-2012-020-x %F 10_4153_CMB_2012_020_x